/*-
 * ============LICENSE_START=======================================================
 * SDC
 * ================================================================================
 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
 * ================================================================================
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * ============LICENSE_END=========================================================
 */

package org.openecomp.sdc.vendorsoftwareproduct.utils;

import java.io.*;
import java.net.URL;
import java.util.zip.ZipOutputStream;

/**
 * @author Avrahamg
 * @since November 08, 2016
 */
public class ZipFileUtils {

  public InputStream getZipInputStream(String name) {

    URL url = getClass().getResource(name);
    File templateDir = new File(url.getFile());

    try (ByteArrayOutputStream baos = new ByteArrayOutputStream();
         ZipOutputStream zos = new ZipOutputStream(baos)) {

      VSPCommon.zipDir(templateDir, "", zos, true);
      return new ByteArrayInputStream(baos.toByteArray());

    } catch (IOException exception) {
      throw new RuntimeException("Failed to read from Zip file: " + name, exception);
    }
  }
}
